Home / 39,630.72-59,060.08-38,429.22

Finding the Fourth Proportional to 39,630.72, 59,060.08 and 38,429.22

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Solution

The fourth proportional to 39,630.72, 59,060.08 and 38,429.22 is: 57,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,630.72 : 59,060.08 = 38,429.22 : x
  2. Step 2: Convert to fraction form
    39,630.72/59,060.08 = 38,429.22/x
  3. Step 3: Cross multiply
    39,630.72x = 59,060.08 × 38,429.22
  4. Step 4: Simplify right side
    39,630.72x = 2,269,632,807.54
  5. Step 5: Solve for x
    x = 2,269,632,807.54/39,630.72
  6. Step 6: Final answer
    x = 57,269.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.